package com.database.objects;

import java.io.Serializable;

import javax.persistence.*;

@Embeddable
public class Variable implements Comparable<Variable>, Serializable {

	private static final long serialVersionUID = -3478228396070191004L;

	@Column(name = "var_name", nullable = false)
	private String name;

	public Variable() {

	}

	public Variable(String name) {
		this.name = name;
	}

	public String getName() {
		return name;
	}

	@Override
	public int compareTo(Variable other) {
		return other != null && other.getName() != null ? other.getName().compareTo(name) : 1;
	}

	@Override
	public int hashCode() {
		final int prime = 31;
		int result = 1;
		result = prime * result + ((name == null) ? 0 : name.hashCode());
		return result;
	}

	@Override
	public boolean equals(Object obj) {
		if (this == obj)
			return true;
		if (obj == null)
			return false;
		if (getClass() != obj.getClass())
			return false;
		Variable other = (Variable) obj;
		if (name == null) {
			if (other.name != null)
				return false;
		} else if (!name.equals(other.name))
			return false;
		return true;
	}

	@Override
	public String toString() {
		return "Variable [name=" + name + "]";
	}

}
